Pith Number

pith:O6WTRWFU

pith:2014:O6WTRWFUX5Q2G5OD3NRRZLQAYA

not attested not anchored not stored refs pending

Lossy gossip and composition of metrics

Andries E. Brouwer, Bart J. Frenk, Jan Draisma

arxiv:1405.5979 v4 · 2014-05-23 · math.CO · math.MG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O6WTRWFUX5Q2G5OD3NRRZLQAYA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:33:33.009482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77ad38d8b4bf61a375c3db631cae00c02b0a353cd7065d70b454d8f7eb8d5301

Aliases

arxiv: 1405.5979 · arxiv_version: 1405.5979v4 · doi: 10.48550/arxiv.1405.5979 · pith_short_12: O6WTRWFUX5Q2 · pith_short_16: O6WTRWFUX5Q2G5OD · pith_short_8: O6WTRWFU

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/O6WTRWFUX5Q2G5OD3NRRZLQAYA \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 77ad38d8b4bf61a375c3db631cae00c02b0a353cd7065d70b454d8f7eb8d5301

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f3e53e3475d4d7876f3282bb487d4a297a8d728c61edb2e8ecaf7a2c835075e",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-05-23T07:45:17Z",
    "title_canon_sha256": "9b8aa632a0bdbe3059d687a0027325aeb8b707ce0a95469ac7797b1d290563d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5979",
    "kind": "arxiv",
    "version": 4
  }
}